CN108832276A - Millimeter wave grid cell type flat plate array antenna - Google Patents
Millimeter wave grid cell type flat plate array antenna Download PDFInfo
- Publication number
- CN108832276A CN108832276A CN201810374018.6A CN201810374018A CN108832276A CN 108832276 A CN108832276 A CN 108832276A CN 201810374018 A CN201810374018 A CN 201810374018A CN 108832276 A CN108832276 A CN 108832276A
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- China
- Prior art keywords
- grid cell
- antenna
- flat plate
- millimeter wave
- cell type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
Abstract
The invention discloses a kind of millimeter wave grid cell type flat plate array antennas,The array formed including several grid type antenna elements,Each grid type antenna element is 1 point of multi-unit structure,Base radiation unit using waveguide openings loudspeaker as antenna,And the radiation port face of single loudspeaker unit is split using right-angled intersection lattice structure inside it,Realize the loudspeaker unit more than one point,Keep Antenna aperture field distribution more uniform,While guaranteeing antenna good radiance,Also make rear end feed structure more succinct,Making to need to connect 1 feed port behind each opening loudspeaker unit becomes connecing 1 feed port behind 4 or multiple opening loudspeaker units,It is complicated that the present invention solves communication antenna large size array feeding network design existing in the prior art,Wiring space is inadequate,Difficult processing,Frequency band is narrow,The problem of low efficiency.
Description
Technical field
The invention belongs to mobile communication, Microwave transmission technology field, and in particular to a kind of millimeter wave grid cell type plate
Array antenna.
Background technique
With the development of wireless communication technique, requirement of the people to wireless telecom equipment is higher and higher.It is wireless in order to adapt to
The increasingly strict requirement that communication mode proposes Anneta module, it is small size, broadband, high efficiency, large capacity, easy to install, more
The antenna of function has become a critically important direction in current antenna research field.
Applying in radar, satellite communication, mobile radio telecommunications and various communication equipments at present at most is micro-strip
Antenna, because it has the characteristics that at low cost, small in size, light-weight, low section, is easy to integrated with active device and microwave circuit.
But microstrip antenna itself has the shortcomings that high quality factor, narrow-band, poor efficiency, greatly limits their answering in millimere-wave band
With.
Waveguide openings electromagnetic horn is as a kind of widely used microwave antenna, its advantage is that structure is simple, bandwidth, function
Rate capacity is big, adjustment with it is easy to use.It is usually used in following aspects：The feed of 1 large-scale radio telescope, ground satellite station
Reflecting plane aerial feed source, the reflecting plane aerial feed source of microwave relay communication；The antenna element of 2 phased arrays；3 in antenna measurement
In, electromagnetic horn is commonly used for carrying out other high-gain aerials calibration and universal standard of gain test etc..
Summary of the invention
The object of the present invention is to provide a kind of millimeter wave grid cell type flat plate array antennas, solve and deposit in the prior art
Communication antenna large size array feeding network it is complicated, it is difficult to the problem of design layout, frequency band be narrow, low efficiency.
The technical scheme adopted by the invention is that a kind of millimeter wave grid cell type flat plate array antenna, including several
The array that grid type antenna element is formed, each grid type antenna element are 1 point of multi-unit structure.
The features of the present invention also characterized in that
Array is planar array, including the face H or E facial plane wave guide power subarray.
1 point of multi-unit structure is standard cross grid cell.
1 point of multi-unit structure is the postrotational cross grid cell of certain angle.
1 point of multi-unit structure is butterfly-like lattice structure.
1 point of multi-unit structure is m*n grid cell, wherein 2<m<10,2<n<10.
The invention has the advantages that millimeter wave grid cell type flat plate array antenna, in 5-100GHz application band model
In enclosing, in terms of antenna radiation unit, radiating element using waveguide openings loudspeaker as antenna, and inside it using cross
Cross grid structure is split the radiation port face of single loudspeaker unit, realizes the loudspeaker unit more than one point, makes antenna opening
Face field distribution is more uniform, while guaranteeing antenna good radiance, also makes rear end feed structure more succinct, makes each
Needing to connect 1 feed port behind opening loudspeaker unit becomes connecing 1 feed port behind 4 or multiple opening loudspeaker units,
The designing wiring complexity for greatly reducing feeding network, improves product manufacturability.
Detailed description of the invention
Fig. 1 is millimeter wave grid cell type flat plate array antenna structural schematic diagram of the present invention；
Fig. 2 is the latticed radiative unit structure schematic diagram of millimeter wave grid cell type flat plate array antenna of the present invention；
Fig. 3 is the millimeter wave grid cell type of the present invention face flat plate array antenna H or the signal of E facial plane wave guide power separation structure
Figure；
Fig. 4 is the millimeter wave grid cell type of the present invention face flat plate array antenna H or E facial plane wave guide power separation structure side view
Figure；
Fig. 5 is the knot that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are standard cross grid cell
Structure schematic diagram；
Fig. 6 is the master that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are standard cross grid cell
View；
Fig. 7 is that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are that cross grid carries out certain angle
Rotation after structural schematic diagram；
Fig. 8 is that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are that cross grid carries out certain angle
Rotation after main view；
Fig. 9 is that millimeter wave grid cell type flat plate array antenna structural schematic diagram neutron cells of the present invention are butterfly-like grid
The structural schematic diagram of structure；
Figure 10 is the master that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are butterfly-like lattice structure
View；
Figure 11 is that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are 1 point of multi-unit structure signal
Figure；
Figure 12 is that millimeter wave grid cell type flat plate array antenna neutron cells of the present invention are 1 point of multi-unit structure main view
Figure；
Figure 13 is standing wave reflection coefficient in millimeter wave grid cell type flat plate array antenna structural schematic diagram of the present invention；
Figure 14 is 78GHz aerial radiation direction in millimeter wave grid cell type flat plate array antenna structural schematic diagram of the present invention
Figure；
Figure 15 is 71GHz aerial radiation direction in millimeter wave grid cell type flat plate array antenna structural schematic diagram of the present invention
Figure；
Figure 16 is 86GHz aerial radiation direction in millimeter wave grid cell type flat plate array antenna structural schematic diagram of the present invention
Figure；
Figure 17 is that 71GHz-86GHz antenna increases in millimeter wave grid cell type flat plate array antenna structural schematic diagram of the present invention
Beneficial curve graph.
In figure, 1. grid type antenna elements, 2. arrays.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of millimeter wave grid cell type flat plate array antenna of the present invention, structure is as shown in Figure 1, include several grid types
The array 2 that antenna element 1 is formed, each grid type antenna element are 1 point of multi-unit structure.
As shown in Figure 1 to 4, array 2 is planar array, including the face H or E facial plane wave guide power subarray.
As shown in figures 5 and 6,1 point of multi-unit structure is standard cross grid cell.
As shown in Fig. 7~Fig. 8,1 point of multi-unit structure is the postrotational cross grid cell of certain angle.
As shown in Fig. 9~Figure 10,1 point of multi-unit structure is butterfly-like lattice structure.
As shown in Figure 11~Figure 12,1 point of multi-unit structure is m*n grid cell, wherein 2<m<10,2<n<10.
The present invention is proposed on the basis of conventional horn antenna, within the scope of 5-100GHz application band, in antenna
In terms of radiating element, the radiating element using waveguide openings loudspeaker as antenna, and right-angled intersection grid knot is used inside it
Structure is split the radiation port face of single loudspeaker unit, realizes the loudspeaker unit more than one point, makes Antenna aperture field distribution
It is more uniform, while guaranteeing antenna good radiance, also makes rear end feed structure more succinct, make each opening loudspeaker list
Needing to connect 1 feed port behind first becomes connecing 1 feed port behind 4 or multiple opening loudspeaker units, greatly reduces
The designing wiring complexity of feeding network, improves product manufacturability.Meanwhile the irradiation structure also has 20% by optimization
The bandwidth of operation of left and right；In feeding network part, power division network is led using the face H or E surface wave in the horizontal plane, realizes the more feedbacks of 1 feedback
Electricity is optimized by comprehensive wiring, 32*32 cell array can a layer network complete feed, greatly reduce the entirety of aerial array
Highly.The feed structure can be processed integrally, reduce difficulty of processing, therefore entire antenna can be divided into 3 to n-layer processing
Design stacks assembly, has saved manufacturing cost.
In millimeter wave grid cell type flat plate array antenna of the present invention, two parts cascade constitutes entire aerial array, performance
Curve is as shown in figure 13, and Figure 14 is 78GHz radiation pattern；Figure 15 is 71GHz radiation pattern；Figure 16 is
86GHz radiation pattern；Figure 17 is comprehensive entire frequency band 71GHz-86GHz antenna gain curve graph, is shown very wide
In frequency band, which has extraordinary radiation characteristic, high-gain, Sidelobe episternites.
Millimeter wave grid cell type flat plate array antenna of the present invention, the list that 1 point of 4 or 1 points of n is carried out with cross grid of use
Meta structure reduces the complexity of entire antenna System Design, is especially reduction of the series of feeding network, in large-scale array
In, the power splitter quantity of whole two-stage has been saved, has had extraordinary design and simplifies characteristic and manufacturability.
Claims (6)
1. a kind of millimeter wave grid cell type flat plate array antenna, which is characterized in that including several grid type antenna elements (1)
The array (2) of formation, each grid type antenna element (1) are 1 point of multi-unit structure.
2. a kind of millimeter wave grid cell type flat plate array antenna according to claim 1, which is characterized in that the array
It (2) is planar array, including the face H or E facial plane wave guide power subarray.
3. a kind of millimeter wave grid cell type flat plate array antenna according to claim 1, which is characterized in that described 1 point
Multi-unit structure is standard cross grid cell.
4. a kind of millimeter wave grid cell type flat plate array antenna according to claim 1, which is characterized in that described 1 point
Multi-unit structure is the postrotational cross grid cell of certain angle.
5. a kind of millimeter wave grid cell type flat plate array antenna according to claim 1, which is characterized in that described 1 point
Multi-unit structure is butterfly-like lattice structure.
6. a kind of millimeter wave grid cell type flat plate array antenna according to claim 1, which is characterized in that described 1 point
Multi-unit structure is m*n grid cell, wherein 2<m<10,2<n<10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810374018.6A CN108832276A (en) | 2018-04-24 | 2018-04-24 | Millimeter wave grid cell type flat plate array antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810374018.6A CN108832276A (en) | 2018-04-24 | 2018-04-24 | Millimeter wave grid cell type flat plate array antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108832276A true CN108832276A (en) | 2018-11-16 |
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|---|---|---|---|
| CN201810374018.6A Pending CN108832276A (en) | 2018-04-24 | 2018-04-24 | Millimeter wave grid cell type flat plate array antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364828A (en) * | 2019-08-13 | 2019-10-22 | 嘉兴毫微科技有限公司 | Millimeter wave high gain array antenna |
| WO2023124885A1 (en) * | 2021-12-29 | 2023-07-06 | 华为技术有限公司 | Antenna, array antenna and electronic device |
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| KR20050103608A (en) * | 2004-04-26 | 2005-11-01 | 주식회사 필셋 | Square Lattice Horn Array Antenna for Circularly Polarized Reception |
| KR100710708B1 (en) * | 2006-02-24 | 2007-04-24 | (주)모토닉스 | Multilayer slot array antenna |
| US20070200764A1 (en) * | 2006-02-24 | 2007-08-30 | Motonix Co., Ltd. | Multilayer planar array antenna |
| WO2009096634A1 (en) * | 2008-02-01 | 2009-08-06 | Microface Co., Ltd | Electric conductor layer for increase antenna gain and horn antenna using the same and method for fabricating thereof |
| CN103947044A (en) * | 2011-11-16 | 2014-07-23 | 安德鲁有限责任公司 | Flat panel array antenna |
| CN104428948A (en) * | 2012-07-03 | 2015-03-18 | 利萨·德雷克塞迈尔有限责任公司 | Antenna system for broadband satellite communication in the GHz frequency range, comprising horn antennas with geometrical constrictions |
| JP2016158061A (en) * | 2015-02-24 | 2016-09-01 | 株式会社Ｎｔｔドコモ | Planar array antenna |
| CN106207419A (en) * | 2016-09-08 | 2016-12-07 | 中国电子科技集团公司第五十四研究所 | A kind of dual circularly polarized antenna unit and big spacing low graing lobe broadband flat plate array antenna |
| CN107658568A (en) * | 2017-09-27 | 2018-02-02 | 北京星际安讯科技有限公司 | Dual-band and dual-polarization Shared aperture waveguide trumpet planar array antenna |
-
2018
- 2018-04-24 CN CN201810374018.6A patent/CN108832276A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050103608A (en) * | 2004-04-26 | 2005-11-01 | 주식회사 필셋 | Square Lattice Horn Array Antenna for Circularly Polarized Reception |
| KR100710708B1 (en) * | 2006-02-24 | 2007-04-24 | (주)모토닉스 | Multilayer slot array antenna |
| US20070200764A1 (en) * | 2006-02-24 | 2007-08-30 | Motonix Co., Ltd. | Multilayer planar array antenna |
| WO2009096634A1 (en) * | 2008-02-01 | 2009-08-06 | Microface Co., Ltd | Electric conductor layer for increase antenna gain and horn antenna using the same and method for fabricating thereof |
| CN103947044A (en) * | 2011-11-16 | 2014-07-23 | 安德鲁有限责任公司 | Flat panel array antenna |
| CN104428948A (en) * | 2012-07-03 | 2015-03-18 | 利萨·德雷克塞迈尔有限责任公司 | Antenna system for broadband satellite communication in the GHz frequency range, comprising horn antennas with geometrical constrictions |
| JP2016158061A (en) * | 2015-02-24 | 2016-09-01 | 株式会社Ｎｔｔドコモ | Planar array antenna |
| CN106207419A (en) * | 2016-09-08 | 2016-12-07 | 中国电子科技集团公司第五十四研究所 | A kind of dual circularly polarized antenna unit and big spacing low graing lobe broadband flat plate array antenna |
| CN107658568A (en) * | 2017-09-27 | 2018-02-02 | 北京星际安讯科技有限公司 | Dual-band and dual-polarization Shared aperture waveguide trumpet planar array antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364828A (en) * | 2019-08-13 | 2019-10-22 | 嘉兴毫微科技有限公司 | Millimeter wave high gain array antenna |
| WO2023124885A1 (en) * | 2021-12-29 | 2023-07-06 | 华为技术有限公司 | Antenna, array antenna and electronic device |
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Application publication date: 20181116 |